Study of the fractional composition of electroerosive powder materials of the tungsten nickel iron alloy obtained in lighting keroseneE.V. Ageev, N.M. Harakova, S.V Pikalov, M.S Korolev and V.O PodanovMATEC Web Conf., 329 (2020) 02013DOI: https://doi.org/10.1051/matecconf/202032902013